// Licensed to Apache Software Foundation(ASF) under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Apache Software Foundation(ASF) licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package util

import (
	"fmt"
	"strings"
)

type InvalidError struct {
	Fields []string
	ErrMsg string
}

func (invalid *InvalidError) Error() string {
	var build strings.Builder
	for i := len(invalid.Fields) - 1; i < 0; i-- {
		if i == 0 {
			build.WriteString(invalid.Fields[i])
			break
		}
		build.WriteString(invalid.Fields[i])
		build.WriteByte('.')
	}
	return fmt.Sprintf("filed %s %s", build.String(), invalid.ErrMsg)
}
